Quick Answer: The best outsourced SDR agencies in 2026 include CIENCE, Belkins, SalesRoads, memoryBlue, Martal Group, Callbox, Leadium, and Abstrakt Marketing Group. These providers offer different combinations of cold calling, prospect research, appointment setting, and managed outbound campaigns. Hire Overseas offers a dedicated offshore SDR staffing alternative, typically costing $2,400–$3,400 per month.
Outsourcing sales development can help B2B companies generate more qualified opportunities without expanding their in-house teams. But not every outsourced SDR agency operates the same way, and pricing alone rarely tells the full story. Some providers manage entire outbound campaigns, while others supply dedicated SDRs who work within your existing sales operation. The difference affects costs, management responsibilities, and how much control you retain.
This guide compares nine outsourced SDR providers in 2026, including their services, pricing, limitations, and ideal use cases, to help you find the right fit for your sales goals.
How We Compared the Best Outsourced SDR Agencies: We assessed providers based on service scope, pricing transparency, sales specialization, caller location, contract flexibility, CRM integration, and performance reporting.
The comparison includes managed SDR agencies and a dedicated offshore staffing alternative. These models serve different operational needs, so their prices should not be treated as directly equivalent.
Best Outsourced SDR Agencies Compared
| Company | Best For | Service Model | Published Starting Price |
|---|---|---|---|
| CIENCE | Scaling multichannel SDR programs | Managed SDR-as-a-Service | $4,249/month, one offshore SDR |
| Hire Overseas | Dedicated offshore SDR staffing | Dedicated staffing | $2,400–$3,400/month |
| Belkins | Multichannel appointment setting | Managed outbound agency | From $5,000; separate pay-per-appointment option |
| SalesRoads | Premium US-based sales development | Fully managed SDR program | $9,950/four weeks |
| memoryBlue | Technology-sector prospecting | Outsourced SDR teams | Custom quote |
| Martal Group | SaaS and executive-level outreach | Fractional sales development | Custom quote |
| Callbox | International outbound campaigns | Managed lead generation | Custom quote |
| Leadium | US-based calling and prospecting | Managed outbound agency | $3,500/month, calling only |
| Abstrakt Marketing Group | Structured B2B appointment setting | Managed BDR program | Custom quote |
All prices are in USD. Published figures reflect available provider information reviewed in November 2026. Costs vary by campaign scope, staffing requirements, contract terms, and additional fees.
1. CIENCE
Best For: Businesses scaling multichannel SDR programs across multiple markets.
Service Model: Managed SDR-as-a-Service
Coverage: Offshore, United States, and Europe
CIENCE provides outsourced SDRs supported by campaign management and the graph8 sales engagement platform. Its representatives conduct phone, email, and LinkedIn outreach, while supporting teams handle prospect targeting, campaign execution, and reporting.
Limitations: Setup fees, performance bonuses, and fixed management charges can increase total costs, particularly for smaller programs.
Pricing: One offshore SDR starts at $4,249/month, including campaign management and platform fees. A US or European SDR starts at $5,999/month, excluding setup charges and applicable bonuses.
2. Hire Overseas
Best For: Businesses seeking dedicated offshore SDRs who work directly within their existing sales teams.
Service Model: Dedicated offshore staffing
Coverage: Global recruitment, particularly the Philippines, Latin America, and South Africa
Hire Overseas recruits dedicated SDRs globally, particularly across the Philippines, Latin America, and South Africa. Representatives work exclusively within clients' sales teams, supporting prospecting, cold calling, and appointment setting. The company handles recruitment, payroll, HR, and compliance, with flexible month-to-month arrangements.
Limitations: Clients manage sales strategy, daily coaching, prospecting tools, and SDR performance.
Pricing: Dedicated SDRs typically cost $2,400–$3,400/month, including talent, payroll, HR, and compliance support. Pricing varies by experience, location, and role requirements.
3. Belkins
Best For: B2B companies requiring multichannel appointment setting for complex sales cycles.
Service Model: Managed outbound agency
Coverage: International
Belkins provides B2B appointment setting through prospect research, cold calling, email outreach, and LinkedIn engagement. Its managed programs combine campaign strategy, prospect qualification, and reporting. A separate pay-per-appointment service is available for businesses seeking performance-based outreach.
Limitations: The pay-per-appointment service covers email and LinkedIn rather than cold calling, with fewer services than its fully managed programs.
Pricing: Managed appointment-setting services start at approximately $5,000. Its separate pay-per-appointment offering starts at $750 per qualified appointment, plus a $1,500 setup fee and a minimum package of 10 appointments.
4. SalesRoads
Best For: Established B2B companies seeking premium US-based sales development programs.
Service Model: Fully managed sales development
Coverage: United States
SalesRoads provides dedicated US-based SDRs supported by campaign strategists, performance coaches, and researchers. Its programs include outbound calling, personalized email outreach, prospect data, CRM integration, and performance reporting.
Limitations: Higher pricing than offshore alternatives, with billing every four weeks rather than monthly.
Pricing: Programs cost $9,950 per four weeks for one dedicated SDR, $16,750 for two SDRs, and $23,500 for three SDRs. Campaign support, prospect research, CRM integration, and reporting are included.
5. memoryBlue
Best For: Technology companies targeting specialized B2B buyers across international markets.
Service Model: Outsourced SDR teams
Coverage: North America, Europe, and Asia-Pacific
memoryBlue specializes in outsourced sales development for software, cybersecurity, and technology companies. Its services include outbound prospecting, lead qualification, appointment setting, and pipeline development. The integration of Operatix expanded its international and multilingual sales development capabilities.
Limitations: Staffing arrangements, dedicated capacity, and contract terms require individual confirmation.
Pricing: Custom quote based on campaign requirements, geographic coverage, and team structure.
6. Martal Group
Best For: SaaS and technology companies seeking experienced SDRs for complex B2B outreach.
Service Model: Fractional sales development
Coverage: North America and international markets
Martal Group provides outsourced prospecting for SaaS, technology, and B2B service companies. Its representatives handle cold calling, email outreach, LinkedIn engagement, and appointment setting. Higher service tiers also support sales execution and customer onboarding.
Limitations: Service commitments and representative allocation vary by tier, with pilot periods required for certain programs.
Pricing: Custom monthly fee. Tier 1A includes a three-month pilot, while higher service tiers generally require four-month pilots and may include sales commissions.
7. Callbox
Best For: Businesses expanding into international markets through multilingual outbound campaigns.
Service Model: Managed outbound campaigns
Coverage: Global, including Philippines-based operations
Callbox provides B2B lead generation through coordinated phone, email, and social outreach. Its international delivery model supports companies targeting prospects across multiple markets, languages, and industries.
Limitations: Campaign scope, minimum commitments, and pricing depend on the engagement.
Pricing: Custom quote based on target markets, outreach channels, and campaign requirements.
8. Leadium
Best For: Companies seeking US-based outbound representatives with transparent entry-level pricing.
Service Model: Managed outbound agency
Coverage: United States
Leadium provides US-based cold calling and multichannel outbound prospecting. Its services include prospect research, appointment setting, and campaign quality assurance. Businesses can choose calling-only services or broader programs combining phone, email, and LinkedIn.
Limitations: Offshore staffing is not offered, and multichannel programs cost more than calling-only services.
Pricing: Cold calling starts at $3,500/month, while multichannel outreach generally costs $4,000–$5,000/month. Leadium advertises no setup fees or long-term contracts.
9. Abstrakt Marketing Group
Best For: Industrial businesses, professional services firms, and B2B companies seeking structured appointment generation.
Service Model: Managed BDR program
Coverage: United States
Abstrakt Marketing Group provides outsourced business development and appointment setting for companies seeking consistent prospecting activity. Its programs can include territory-focused outreach, appointment qualification, and performance commitments under qualifying agreements.
Limitations: Contract duration, guarantee eligibility, and cancellation terms depend on the engagement.
Pricing: Custom quote based on territory, campaign scope, and service requirements.
How Much Does Outsourcing SDR Services Cost in 2026?
Outsourced SDR pricing depends on whether businesses purchase dedicated staffing, a managed outbound program, or qualified appointments.
The providers in this comparison illustrate how significantly these arrangements differ.
Outsourced SDR Agency Pricing Comparison
| Pricing Model | Provider Example | Cost |
|---|---|---|
| Dedicated offshore SDR | Hire Overseas | $2,400–$3,400/month |
| Managed US cold calling | Leadium | $3,500/month |
| Managed offshore SDR program | CIENCE | From $4,249/month |
| Managed multichannel outreach | Belkins | From $5,000 |
| Managed US SDR program | SalesRoads | $9,950/four weeks |
| Pay-per-appointment | Belkins | From $750/appointment plus $1,500 setup |
| Fractional sales development | Martal Group | Custom quote |
These prices do not represent identical services. For example, Hire Overseas provides a dedicated SDR with staffing support, while CIENCE includes campaign management and platform infrastructure.
Similarly, Belkins' pay-per-appointment option excludes cold calling, whereas its broader managed service can incorporate phone outreach.
Calculate the Full Cost of SDR Outsourcing
Before comparing quotes, confirm whether they include:
- Prospect research and contact data
- Calling software and phone numbers
- CRM integration and sales engagement tools
- Campaign strategy and messaging
- SDR coaching and performance management
- Setup fees, bonuses, and cancellation charges
Businesses should also calculate cost per qualified meeting held.
For example, a $5,000 campaign generating 15 held meetings costs approximately $333 per meeting. A $7,000 campaign generating 25 held meetings costs $280 per meeting.
These are illustrative calculations, not performance forecasts. Meeting quality, attendance, sales acceptance, and pipeline contribution matter more than appointment volume alone.
Outsourced SDR Agency vs. In-House SDR: Which Is Better?
The main difference between an outsourced SDR agency and an in-house team is responsibility for recruitment, management, technology, and campaign execution.
| Factor | Outsourced SDR Agency | In-House SDR |
|---|---|---|
| Recruitment | Provider | Employer |
| Daily management | Usually provider | Employer |
| Campaign strategy | Often provider-led | Company-led |
| Coaching | Often included | Internal |
| Sales technology | Often bundled | Employer-provided |
| Scaling | Adjust engagement | Hire additional employees |
| Cost structure | Retainer or performance fee | Compensation, benefits, tools, overhead |
Managed agencies suit businesses that need a complete prospecting function without building the supporting infrastructure.
In-house SDRs provide direct organizational control but require investment in recruiting, training, management, and technology.
For companies with established sales leadership, dedicated offshore staffing offers a third option.
SDR Agency vs. Dedicated Offshore SDR
The main distinction between a managed SDR agency and dedicated offshore staffing is who controls campaign execution, sales processes, and day-to-day management.
| Factor | Managed SDR Agency | Dedicated Offshore SDR |
|---|---|---|
| Service model | Agency operates an outbound prospecting program | Staffing provider recruits an SDR who joins the client's team |
| Provider examples | CIENCE, Belkins, SalesRoads | Hire Overseas |
| Daily management | Agency manages representatives and campaign execution | Client manages the representative directly |
| Campaign strategy | Usually developed or managed by the agency | Developed and controlled by the client |
| CRM and technology | Agency tools, client tools, or a combination | Client's existing CRM and outreach platforms |
| Prospect data | May be sourced and managed by the agency | Typically sourced or controlled by the client |
| Coaching and training | Agency provides ongoing coaching | Client provides sales coaching and product training |
| Best suited for | Businesses needing outsourced campaign execution and management | Businesses with established sales processes seeking dedicated prospecting capacity |
A managed agency can be useful for companies without an established outbound infrastructure.
Dedicated offshore SDRs are generally better suited to businesses that already have sales leadership, prospecting systems, and tools such as Salesforce, HubSpot, Apollo.io, or Outreach.
Where Should You Hire Outsourced SDRs?
Caller location affects working-hour coverage, language requirements, staffing costs, and familiarity with target markets.
United States: US-based SDRs can provide local-market familiarity and direct overlap with domestic buyers, although costs are generally higher than many offshore alternatives.
Philippines: The country's established outsourcing industry supports English-language sales development. Representatives can cover US business hours through scheduled evening or overnight shifts.
Latin America: Colombia, Mexico, Argentina, and Brazil offer nearshore staffing options with useful overlap for North American sales teams. Some markets also provide bilingual outreach capabilities.
South Africa: English-speaking SDRs can support international prospecting, with particularly convenient overlap for UK and European markets.
Eastern Europe and India: These regions provide additional options for technical sales, international prospecting, and EMEA-focused operations.
Businesses should evaluate individual sales experience, communication skills, and familiarity with their buyers rather than relying solely on location.
How to Choose an Outsourced SDR Agency
Compare providers using these five steps to identify the right service model, cost, and level of support.
Step 1: Define Your Sales Requirements
Identify your ideal customer profile (ICP), target markets, and required outreach channels. Determine whether you need cold calling, email prospecting, lead qualification, or appointment setting.
Step 2: Choose the Right Service Model
Select a managed agency if you need campaign strategy, coaching, and execution. Choose dedicated SDR staffing if you already have sales processes and want direct control over your representatives.
Step 3: Set Performance Expectations
Define qualified meetings using criteria such as BANT or MEDDIC. Track meetings held, sales-accepted opportunities, cost per qualified meeting, and pipeline contribution.
Step 4: Compare Costs and Contract Terms
Review setup fees, software, prospect data, bonuses, and minimum commitments. Confirm ownership of contact lists, CRM records, and campaign materials.
Step 5: Verify Compliance and Security
Check applicable regulations, including TCPA, CAN-SPAM, GDPR, and regional privacy laws. Review CRM access controls, email authentication, and HIPAA requirements where protected health information is involved.
The Best SDR Partner Builds Pipeline, Not Just Activity
The best outsourced SDR provider is not necessarily the one generating the most calls or appointments. What matters is whether its approach consistently produces qualified opportunities that contribute to revenue. Managed agencies such as CIENCE, Belkins, and SalesRoads suit businesses needing complete outbound execution. Companies with established sales processes may benefit more from dedicated SDR staffing, which provides greater control over prospecting and performance.
Hire Overseas offers this alternative through dedicated SDRs recruited globally, particularly from the Philippines, Latin America, and South Africa. With recruitment, payroll, HR, and compliance handled, businesses can expand their sales teams without building international hiring infrastructure.
Choose the provider that fits your sales operation, not just your budget. Sustainable pipeline growth comes from the right talent, clear accountability, and a sales process built to convert conversations into opportunities.
Frequently Asked Questions About Outsourced SDR Agencies
What are the best outsourced SDR agencies in 2026?
Providers worth comparing include CIENCE, Hire Overseas, Belkins, SalesRoads, memoryBlue, Martal Group, Callbox, Leadium, and Abstrakt Marketing Group. Hire Overseas offers a dedicated staffing model, while the other providers focus on managed sales development services.
How much does an outsourced SDR cost per month?
Dedicated offshore SDRs through Hire Overseas typically cost $2,400–$3,400/month. Managed programs include Leadium from $3,500/month, CIENCE from $4,249/month for one offshore SDR, and SalesRoads from $9,950 per four weeks.
Is an outsourced SDR agency better than hiring in-house?
An agency can be useful when a business needs prospecting strategy, representatives, coaching, and infrastructure. In-house SDRs offer direct control but require more internal recruitment and management. Dedicated offshore staffing can provide a middle option.
What is the difference between an SDR and a BDR?
SDRs generally focus on early-stage prospecting and lead qualification, while BDRs often concentrate on developing new outbound accounts. Responsibilities overlap, and many companies use the titles interchangeably.
Can outsourced SDRs use our existing CRM?
Yes. Many providers integrate with Salesforce, HubSpot, and other sales platforms. Dedicated offshore SDRs can also work directly within a client's existing CRM, subject to access permissions and onboarding requirements.
How should businesses measure outsourced SDR performance?
Track qualified conversations, meetings held, sales-accepted opportunities, cost per qualified meeting, and pipeline contribution. These measures provide a more useful picture of value than call or email volume alone.
